Urea is the end product of protein metabolism. Urinary urea reflects the amount of protein destruction. In severely ill patients it is useful in assessing the necessary protein replenishment.
10 mL (5 mL min.) aliquot of 24 hour urine. Do not use preservatives. Ship refrigerated or frozen. Refrigerate during and after collection. Record 24-hour volume on container and test request form.
Urease UV
Daily
Urea is the end product of protein metabolism. Urinary urea reflects the amount of protein destruction. In severely ill patients it is useful in assessing the necessary protein replenishment.